Sean Ma, PhD

Senior Quantitative Analyst at Stanwell Corporation Limited
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Contact Information
us****@****om
(386) 825-5501
Location
Greater Brisbane Area
Languages
  • Mandarin -
  • English -

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Experience

    • Utilities
    • 500 - 600 Employee
    • Senior Quantitative Analyst
      • Dec 2021 - Present

      Python (SQLAlchemy, Click, FastAPI, Dash, Flask, Jupyter Notebook), Power BI, Docker, Kubernetes, Terraform, CI/CD Pipelines, Azure, ETL, Demand forecast, Report automation Python (SQLAlchemy, Click, FastAPI, Dash, Flask, Jupyter Notebook), Power BI, Docker, Kubernetes, Terraform, CI/CD Pipelines, Azure, ETL, Demand forecast, Report automation

    • Manager
      • May 2018 - Dec 2021

      Renewable energy, data analysis, database, SQL, software, ... * Work on renewable energy projects of power system modelling related to the Australian national electricity market. * Create data analysis tools/scripts using Python (Jupyter Notebook), Power BI, Excel VBA, and Microsoft Access for energy market modelling. Also help other team members to work more efficiently using the developed tools and scripts. * Conduct data analysis for electricity energy market modelling such as processing input assumption data and simulation results and energy market historical data analysis. * Implement processes by using scheduled tasks, C# services, PHP and other scripts to ensure the reliability and quality of energy market data collation from AEMO and other websites, real-time renewable energy data collection using OPC XML-DA, and other data downloading from cloud sftp. * Take database administrator role: database design, maintenance, performance tuning, and database migration for MySQL and MSSQL servers. * Maintain a distributed computation system, including controller and client code update, web API implementation and website enhancements. * Develop new features in software for energy market modelling using C++ and C#.

    • Australia
    • Software Development
    • 300 - 400 Employee
    • Lead Software Modelling Engineer
      • Jan 2018 - Apr 2018

      Lead a team on the development of energy market modelling engine in PLEXOS. * Manage tier-2 consulting and technical support. * Turn client requirements into user stories. * Agile methodology and software development life cycle. * Programming languages and tools: VB.Net/C#, C/C++, Matlab, R, SQL. * Optimization solvers: CPLEX, Xpress, Mosek, GLPK, SCIP, CLP etc.

    • Senior Software Engineer
      • Jan 2015 - Dec 2017

      * Conduct research related to power system modelling; * Develop and improve features in Monte Carlo simulation, stochastic modelling, capacity expansion, power system reliability evaluation, unit commitment, risks analysis, financial markets, gas market optimization, renewable energy etc.; * Provide consulting services and technical support to regional consultants and junior developers;* Analyse energy transition issues and solutions and the impact of renewable energy and policies.

    • Research, Development and Support Analyst
      • Oct 2011 - Dec 2014

      * Background research;* New ideas/algorithms/procedures implementation for power system modelling;* Providing support and consulting services to clients;* Research topics from stochastic modelling, power system reliability evaluation, operations research and mathematical programming, time series analysis to energy market modelling and analysis.

    • Australia
    • Higher Education
    • 700 & Above Employee
    • Postdoctoral Research Fellow
      • Feb 2010 - Oct 2011

      * Published two papers in Journals. * Measurement of plasma temperatures and densities and their fluctuations in the H-1 heliac plasma by neutral helium line emissions and broadband radiations in the Plasma Research Laboratory, Australian National University. * Study of the frequency dependent relationships between the plasma density and temperature fluctuations and the optical signals based on a collisional-radiative model for neutral helium. * Tomographic reconstruction of plasma emissions and fluctuations using different noise filters and constrained least squares fitting (Minimum Fisher Regularization) methods. * Work also included measurement of plasma parameters by laser-induced fluorescence and coherence imaging.

Education

  • Harbin Institute of Technology
    Master & PhD, Plasma Spectroscopic Diagnostics
    2004 - 2009
  • Harbin Institute of Technology
    Bachelor of Mechanics, Materials Joining (Welding)
    2000 - 2004
  • Harbin Institute of Technology
    Minor in Computer Science
    2001 - 2003

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